• Best Irish Walks
  by Joss Lynam
  (Reviews of this book available at amazon.com)

• 200 Challenging Walks in Britain and Ireland
  by Richard Gilbert

• Galty, Knockmaeldown, and Comeragh Mountains
  by Barry Keane

• Mountaineering in Ireland
  by C.W. Wall

• The Mountains of Ireland
  by Daphne Desiree Charlotte Pochin Mould

See also:
United Kingdom